-69.67% is the change from 478 to 145
Calculation steps:
[( 145 - 478 ) ÷ 478] x 100 = -69.67%
Formula
Percentage change = [(145 - 478) / 478] x 100
Subtract the new number by the original number
145 - 478 = -333
-333 ÷ 478 = -0.696652719665272
-0.696652719665272 x 100 = -69.67%